1441402611977 has 2 divisors, whose sum is σ = 1441402611978. Its totient is φ = 1441402611976.

The previous prime is 1441402611953. The next prime is 1441402612019. The reversal of 1441402611977 is 7791162041441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1436392662016 + 5009949961 = 1198496^2 + 70781^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1441402611977 is a prime.

It is not a weakly prime, because it can be changed into another prime (1441402611377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720701305988 + 720701305989.

It is an arithmetic number, because the mean of its divisors is an integer number (720701305989).

Almost surely, 2^{1441402611977} is an apocalyptic number.

It is an amenable number.

1441402611977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1441402611977 is an equidigital number, since it uses as much as digits as its factorization.

1441402611977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 47.

The spelling of 1441402611977 in words is "one trillion, four hundred forty-one billion, four hundred two million, six hundred eleven thousand, nine hundred seventy-seven".